NNo       GCVS          J2000.0        Type       Max       Min I        Min II      Epoch(JD24..) Year        Period        M-m/D    Spectrum       References  Other design. 
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450089 |BL    Lac *|220243.3+421640 |BLLAC     | 12.4    |  17.2      |            |B |            |     |                    |     |                 |09325 06090|
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______________The positional information: ___________________________
  NNo     GCVS            J2000.0         p.m.(as/yr) Epoch     Ident.
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450089 |BL    Lac |220243.29 +421639.9 |             |1990.73 | |Lit.
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_______________Cross-identifications:_______________
BL    Lac     = AN   1929.0363                |     
____________________________________________________

      Reference to a chart or photograph:
06090. Ch.Bertaud, G.Wlerick, P.Veron, B.Dumortier, J.Bigay, G.Paturel, M.Duruy, P.de Saevsky, AsAp 24, N3, 357, 1973.

      Reference to a study of the star:
09325. C.BarbierI, S.Cristiani, G.Romano, AJ 87, N4, 616, 1982.

__________________________________________________________________
      Remark:         
    Z = 0.07; B-V =  +1.0. Light curve graph [06784].

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